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稻纵卷叶螟幼虫结苞取食水稻叶肉,氮肥施用量大或生长嫩绿的稻田危害严重,每年发生5代。
Larvae of rice leafroller larvae feed on the mesophyll leaves of rice leaves. The nitrogenous fertilizer is applied in large quantities or the green-growth rice fields are seriously damaged. Five generations occur each year.